DETROIT, MICHIGAN - MARCH 09: Sen. Kamala Harris (L) (D-CA), hugs Democratic presidential candidate former Vice President Joe Biden after introducing him at a campaign rally at Renaissance High School on March 09, 2020 in Detroit, Michigan. Michigan will hold its primary election tomorrow.

DETROIT, MICHIGAN – MARCH 09: Sen. Kamala Harris (L) (D-CA), hugs Democratic presidential candidate former Vice President Joe Biden after introducing him at a campaign rally at Renaissance High School on March 09, 2020 in Detroit, Michigan. Michigan will hold its primary election tomorrow.